The Law & Order: Special Victims Unit star's sweet 6-month-old perfectly complemented Mommy's witch outfit as the two attended the Light Up a Life fundraiser for the New York-Presbyterian Phyllis and David Komansky Center for Children's Health in the Big Apple on Saturday.

Of course, this isn't the first time we've played this sort of game involving one of Hargitay's kids.

And now that she and husband Peter Hermann have just adopted another child, here's hoping for another round of "guess who?" soon.

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